Beta BETA Evo 300 4-Stroke vs Beta Evo 300 4T (2025)
Side-by-side spec comparison, pricing, and a plain-English breakdown of how the Beta BETA Evo 300 4-Strokestacks up against the Beta Evo 300 4T. Numbers pulled from manufacturer spec sheets — click either bike for the full review.
Spec comparison
| Spec | Beta BETA Evo 300 4-Stroke | Beta Evo 300 4T |
|---|---|---|
| Model year | 2025 | 2021 |
| Price | — | — |
| Engine | 297 cc | 297 cc |
| Seat height | — | 26 mm |
| Fuel capacity | — | 0.7 L |
| Fuel type | petrol | petrol |
| Transmission | — | 5-speed |
| Front brakes | — | Single disc. 4 piston caliper |
| Rear brakes | — | Single disc. 2 piston caliper |
| Tires | Michelin Trail Light R21 Trial / Michelin Trail X-Light R18 Trial | 2.75-21 / 4.00-18 |
Beta BETA Evo 300 4-Stroke vs Beta Evo 300 4T — which should you buy?
Picking between the Beta BETA Evo 300 4-Stroke and the Beta Evo 300 4T usually comes down to the numbers you care about most. On paper, the Beta BETA Evo 300 4-Stroke brings its published horsepower, while the Beta Evo 300 4T counters with its own power figure.
Our spec tables above highlight the winning number on each line. For the full rider-focused reviews including real-world fuel economy, service costs and available colors, click into either bike:

